Part of it is purely amature but the main race ended like this , some big team entries,Cavendish was in there also, he was near the front most of the race , apparently the Ride London is notes as being the richest one day event in the World with an £89,000 prize
https://www.google.co.uk/amp/s/www.bbc.co.uk/sport/amp/cycling/45000865
1. Pascal Akermann (Ger/Bora-Hansgrohe) 4hrs 20mins 11secs
2. Elia Viviani (Ita/Quick-Step Floors) same time
3. Giacomo Nizzolo (Ita/Trek-Segafredo)
4. Ivan Garcia Cortina (Spa/Bahrain-Merida)
5. Simone Consonni (Ita/UAE Team Emirates)
6. Phil Bauhaus (Ger/Team Sunweb)
7. Jean-Pierre Drucker (Fra/BMC Racing)
8. Andre Greipel (Ger/Lotto Soudal)
9. Jonas Koch (Ger/CCC Sprandi Polkowice)
10. Rudy Barbier (Fra/AG2R La Mondiale)